[linux.git] / drivers / iio / dac / stm32-dac-core.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * This file is part of STM32 DAC driver
 *
 * Copyright (C) 2017, STMicroelectronics - All Rights Reserved
 * Author: Fabrice Gasnier <[email protected]>.
 */

#ifndef __STM32_DAC_CORE_H
#define __STM32_DAC_CORE_H

#include <linux/regmap.h>

/* STM32 DAC registers */
#define STM32_DAC_CR		0x00
#define STM32_DAC_DHR12R1	0x08
#define STM32_DAC_DHR12R2	0x14
#define STM32_DAC_DOR1		0x2C
#define STM32_DAC_DOR2		0x30

/* STM32_DAC_CR bit fields */
#define STM32_DAC_CR_EN1		BIT(0)
#define STM32H7_DAC_CR_HFSEL		BIT(15)
#define STM32_DAC_CR_EN2		BIT(16)

/**
 * struct stm32_dac_common - stm32 DAC driver common data (for all instances)
 * @regmap: DAC registers shared via regmap
 * @vref_mv: reference voltage (mv)
 * @hfsel: high speed bus clock selected
 */
struct stm32_dac_common {
	struct regmap			*regmap;
	int				vref_mv;
	bool				hfsel;
};

#endif
Commit	Line	Data
6e93e261	1	/* SPDX-License-Identifier: GPL-2.0 */
4d4b3052 FG	2	/*
	3	* This file is part of STM32 DAC driver
	4	*
	5	* Copyright (C) 2017, STMicroelectronics - All Rights Reserved
	6	* Author: Fabrice Gasnier <[email protected]>.
4d4b3052 FG	7	*/
	8
	9	#ifndef __STM32_DAC_CORE_H
	10	#define __STM32_DAC_CORE_H
	11
	12	#include <linux/regmap.h>
	13
	14	/* STM32 DAC registers */
	15	#define STM32_DAC_CR 0x00
	16	#define STM32_DAC_DHR12R1 0x08
	17	#define STM32_DAC_DHR12R2 0x14
	18	#define STM32_DAC_DOR1 0x2C
	19	#define STM32_DAC_DOR2 0x30
	20
	21	/* STM32_DAC_CR bit fields */
	22	#define STM32_DAC_CR_EN1 BIT(0)
	23	#define STM32H7_DAC_CR_HFSEL BIT(15)
	24	#define STM32_DAC_CR_EN2 BIT(16)
	25
	26	/**
	27	* struct stm32_dac_common - stm32 DAC driver common data (for all instances)
	28	* @regmap: DAC registers shared via regmap
	29	* @vref_mv: reference voltage (mv)
	30	* @hfsel: high speed bus clock selected
	31	*/
	32	struct stm32_dac_common {
	33	struct regmap *regmap;
	34	int vref_mv;
	35	bool hfsel;
	36	};
	37
	38	#endif